package socket;

import com.alibaba.druid.pool.DruidDataSource;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class DBUtil {
    public static DruidDataSource ds;
    static {
        ds=new DruidDataSource();
        ds.setDriverClassName("com.mysql.cj.jdbc.Driver");
        ds.setUrl("jdbc:mysql://localhost:3306/chatDB?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true");
        ds.setUsername("root");
        ds.setPassword("root");
        ds.setInitialSize(5);
        ds.setMaxActive(20);
        try {
            Class.forName("com.mysql.cj.jdbc.Driver");
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
            System.out.println("驱动加载失败！");
        }
    }

    public static Connection getConnection() throws SQLException {
        return DriverManager.getConnection(
                "jdbc:mysql://localhost:3306/chatDB?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true",//数据库的地址(格式大致相同，但是不同数据库也有差别)
                "root",
                "root"
        );
    }
}
